Question

The graphical representation of the number of organisms at all the levels of a food chain is ______________

Answer 1

Ecological pyramid:

1. The ecological pyramid was discovered by G. Evelyn Hutchinson and Raymond Lindeman.
2. It is the graphical presentation of the relationship between the different living organisms at different trophic levels.
3. There are 3 types of ecological pyramids- pyramid of Numbers; pyramid of Biomass; and pyramid of Energy.

Final Answer: The graphical representation of the number of organisms at all the levels of a food chain is the ecological pyramid.